| Tenure | Name | Title | In Office | Country | Location |
|---|---|---|---|---|---|
| 2022 - 2023 | Dr. Suleiman H. Suleiman | Permanent Representative | Previous Diplomat | United Nations | Washington D.C |
| 2022 - 2022 | Celestine J. Mushi | Ambassador | Previous Diplomat | Austria | Vienna |
| 2019 - 2023 | Maimuna Kibenga Tarishi | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 2020 - 2023 | Prof. Kennedy G. Gastorn | Permanent Representative | Previous Diplomat | United Nations | Washington D.C |
| 2023 To Date | Dr. Abdallah Saleh Possi | Permanent Representative | Current Diplomat | Switzerland | Geneva |
| 2017 - 2023 | Dr. Abdallah Saleh Possi | Ambassador | Current Diplomat | Germany | Berlin |
| 2000 - 2009 | Elly E. Mtango | Ambassador | Previous Diplomat | Japan | Tokyo |
| 1993 - 1995 | Elly E. Mtango | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 2012 - 2017 | Tuvako Nathaniel Manongi | Permanent Representative | Previous Diplomat | United Nations | New York |
| 2013 - 2016 | Modest Jonathan Mero | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 2017 - 2019 | Modest Jonathan Mero | Permanent Representative | Previous Diplomat | United Nations | New York |
| 2006 - 2013 | Dr. Marten Lumbanga | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 1962 - 1962 | Asanterabi Zephaniah Nsilo Swai | Permanent Representative | Previous Diplomat | United Nations | New York |
| 2017 - 2019 | Dr. James Alex Msekela | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 2012 - 2017 | Dr. James Alex Msekela | Ambassador | Previous Diplomat | Italy | Rome |
| 1997 - 1998 | Abas Kitoi (CDA) | Acting Ambassador | Previous Diplomat | France | Paris |
| 1994 - 1997 | Prof. Immanuel Bavu (CDA) | Acting Ambassador | Previous Diplomat | France | Paris |
| 1993 - 1994 | Sammy Mdee (CDA) | Acting Ambassador | Previous Diplomat | France | Paris |
| 2007 - 2016 | John W. H. Kijazi | High Commissioner | Previous Diplomat | India | New Delhi |
| 2002 – 2006 | Charles K. Mutalemwa | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 1962 - 1962 | Vedastus Kyalakishaija Kyaruzi | Permanent Representative | Previous Diplomat | United Nations | New York |
| 2023 To Date | Hussein A. Kattanga | Permanent Representative | Current Diplomat | United Nations | Washington D.C |
| 2020 - 2021 | Hussein A. Kattanga | Ambassador | Current Diplomat | Japan | Tokyo |
| 1985 - 1992 | Amir H. Jamal | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 1963 - 1964 | Erasto Andrew Mbwana Mang’enya | Permanent Representative | Previous Diplomat | United Nations | New York |
| 1984 - 1986 | Mohamed A. Foum | Permanent Representative | Previous Diplomat | United Nations | New York |
| 1980 - 1984 | Mohamed A. Foum | High Commissioner | Previous Diplomat | India | New Delhi |
| 1977 - 1978 | Mohamed A. Foum | Ambassador | Previous Diplomat | Italy | Rome |
| 1976 - 1977 | Mohamed A. Foum | Ambassador | Previous Diplomat | Congo (DR) | Kinshasa |
| 1989 - 1994 | Anthony Balthazar Nyaki | Permanent Representative | Previous Diplomat | United Nations | New York |
| 1981 - 1989 | Anthony Balthazar Nyaki | High Commissioner | Previous Diplomat | United Kingdom | London |
| 1980 - 1981 | Anthony Balthazar Nyaki | High Commissioner | Previous Diplomat | Zimbabwe | Harare |
| 1968 - 1970 | Anthony Balthazar Nyaki | Ambassador | Previous Diplomat | Netherlands | The Hague |
| 1994 - 2003 | Daudi N. Mwakawago | Ambassador | Previous Diplomat | United Nations | New York |
| 1992 - 1994 | Daudi N. Mwakawago | Ambassador | Previous Diplomat | Italy | Rome |
| 1986 - 1989 | Dr. Wilbert Kumalija Chagula | Permanent Representative | Previous Diplomat | United Nations | New York |
| 1979 - 1985 | Dr. Wilbert Kumalija Chagula | Permanent Representative | Previous Diplomat | United Nations | Geneva |
| 1976 - 1981 | Paul Milyango Rupia | Ambassador | Previous Diplomat | Ethiopia | Addis Ababa |
| 1981 - 1984 | Paul Milyango Rupia | Permanent Representative | Previous Diplomat | United Nations | New York |
| 1968 - 1970 | Akili B.C. Daniel | Permanent Representative | Previous Diplomat | United Nations | New York |
| Tenure | Name | Title | In Office | Country | Location |